6.18说明书美标法兰球阀E

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1、+BAOYIGroupSupportServicesOnline：+86-577-67311200Market：+86-577-67315988-8111，8222Technique：+86-577-67315988-8555Fax：+86-577-67315333E-mail：Baoyi@Baoyi.comSpeakforHandbook：S0301-H1998/12/Rev.1BaoyiValveGroupCopyright©1997PrintedinChinese(AllspecificationcriterionofChinese

2、)SPECIFICATIONName：FlangeBallValveModel：Q41FSize：NPS1"～10"Pressure：Class150~300LbCHINA·BAOYIGROUPCO.,LTD.REV.1Add:OubeiTownYongjiaCityZhejiangP.R.325105ofChinaTel:+86-577-0577-67315988E-mail:Baoyi@Baoyi.com三、MainpartmaterialPartNameMaterialPartNameMaterialBody/BonnetWCBBo

3、nnetBolt/NutB7/2HBall、Stem13%Cr/1Cr18Ni9GasketPTFE/NBRSeatsealPTFEPackingPTFE四、PreserveandInstallandItempayattentiontosafeguard1、Thevalvesbothsidesrevolvemusttosealexertthecoverboard,Preserveintheroomofaridandventilate.IfpreserveisLong-termthenmustusuallyinspect,getridofd

4、irt,andpaintanti-rustoilaboveoutsideofprocessing,preventcorrode.2、Beforetoinstall,musttoclean,toverifythesignandnameplateonthevalveswhetherofnotaccordwithemployrequirement,andtoinstallformediaflowdirectionsignonthevalves.3、Thevalvescantoinstallofanydirection,butoughttocon

5、venienceforoperateandsafeguard.4、Thevalvescan’tadjustandthrottle,whenusing,thevalvesmustbefullopeningorclosing.6.BreakdownandRemovemethodatpossiblecircumstancesBreakdownCauseRemovemethodLeakoutatbodywithbonnettolink1.Boltisrelaxornoevenimpacting.2.Flangesealfaceisdamageof

6、thereisdirt.3.Gasketislostefficacy.1.Boltdownforevenimpacting.2.Repairsealofremovedirt.3.Gasketspacer.Leakoutatpacking1.Packingnotimpacting.2.Packingislostefficacy.1.Packingforevenimpacting.2.ChangepackingLeakoutatseal1.Sealtohavedirt.2.Sealtohavedamage.1.Cleantowash.2.Re

7、pairbodyseal.StemtoturnisNon-nimble1.Packingimpactingattootenseorawry.2.Stemwithstemnutthreadtohavedamageordir.1.Repairpackingglandnut.2.Repairorremovedirt.-4-FlangeBallValve一、ApplicationandSpecificationslThiskindofvalveactasoneopenandclosedevicetocontrolmediumpassorbroke

8、inpipelinesystemthattransferpetroleumandgasandLPGetcnon-corrosionmediumlExecuteStandardItemDesig